Name: Cortizo 4700 Sliding Doors 3 Sash
Price: 2330.43 GBP
Availability: InStock

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Cortizo 4700 Sliding Doors 3 Sash

Are you tired of dark, cramped rooms that feel cut off from the outdoors?

The Cortizo 4700 Sliding Doors 3 Sash effortlessly blend indoor and outdoor living, bathing your home in natural light and enhancing your space with a serene, open atmosphere.

With their ultra-slim frames, minimalist design, and smooth gliding mechanism, these doors bring a touch of contemporary elegance to any room. The slim central interlock and precision-engineered profiles ensure a sleek, uninterrupted view, making them a stunning focal point in modern homes.

Fancy something different? We also offer different sash sizes:

From £2,330.43£1,942.03 Inc. VATEx. VAT

Size

Configuration

Trickle Vents

Cill

Glass

Frame Colour

Handle Colour

Clear

SKU: N/A Categories: All Sliding Doors, Cortizo Sliding Doors

Are you tired of dark, cramped rooms that feel cut off from the outdoors?

The Cortizo 4700 Sliding Doors 3 Sash effortlessly blend indoor and outdoor living, bathing your home in natural light and enhancing your space with a serene, open atmosphere.

Fancy something different? We also offer different sash sizes:

Size	2400 x 2100, 2400 x 2300, 3400 x 2100, 3400 x 2300, 4400 x 2100, 4400 x 2300, 5400 x 2100, 5400 x 2300, 6400 x 2100, 6400 x 2300
Configuration	DS04, DS05, DS06, DS07, DS08
Trickle Vents	No Trickle Vents, 1 Trickle Vent, 2 Trickle Vents
Cill	180mm CILL/ 250MM
Glass	Toughened Double Glazed
Frame Colour	WHITE RAL 9910G, BLACK RAL 9005M, ANTHRACITE GREY RAL 7016M
Handle Colour	Same colour as frame, Chrome, Stainless Steel

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Benefits of Cortizo 4700 Aluminium Sliding Patio Doors

Upgrade your home with Cortizo 4700 aluminium sliding doors, designed for style, strength, and seamless performance. Perfect for modern homes, extensions, and garden rooms, these sliding patio doors combine minimalist aesthetics with advanced functionality.

Slimline Design: 47mm ultra-slim mullion for wider, uninterrupted views.
Pre-Glazed Installation: Easy fit and fast setup on site.
Flexible Configurations: Available in double or triple track systems.
Enhanced Security: Multi-point locking with high-security cylinder.
Energy Efficient: Argon-filled toughened glass ensures superior insulation.
Fast Delivery: Standard lead time of 15–20 working days.

The perfect aluminium sliding doors for contemporary living.

Exceptional Weather Performance

The Cortizo 4700 aluminium sliding patio doors combine sleek design with outstanding weather resistance. Built from strong, thermally efficient aluminium, they offer large glass panels that seamlessly connect indoor and outdoor spaces. Tested for air-tightness, wind, and water resistance, these sliding doors deliver superior insulation to reduce heat loss and energy costs. With their durable, low-maintenance design, they provide a stylish, long-lasting, and energy-efficient solution for any modern home.

Superior Energy Efficiency

The Cortizo 4700 Slimline Aluminium Sliding Patio Doors are expertly engineered for both style and performance. Each aluminium sliding door frame features a precision-engineered thermal break that minimizes heat loss, improves insulation, and helps prevent condensation. This advanced design enhances energy efficiency, maintaining a comfortable indoor temperature year-round. With U-values as low as 1.4 W/m²K, these sliding patio doors deliver exceptional thermal performance while keeping your home warm, efficient, and environmentally friendly.

10-Year Peace of Mind

All Cortizo Slimline Sliding Patio Doors from External Doors Online include a 10-year manufacturer’s guarantee, ensuring long-lasting quality, reliability, and complete customer confidence.

High Security as Standard

Our Cortizo Slimline Sliding Patio Doors feature toughened, virtually shatter-proof glass for superior safety and protection. Multi-point locking systems secure the main opening panels, while an optional PAS 24 security upgrade provides enhanced peace of mind. Designed to resist forced entry and safeguard your home, these sliding patio doors deliver strength, security, and lasting reliability.

Frequently Asked Questions

What is a 47mm Mullion on Cortizo Sliding Doors?

The mullion is the slim vertical frame that separates the panes of glass on a sliding door. The Cortizo slimline sliding door system features an ultra-slim 47mm mullion, creating sleek sightlines and maximising natural light. Most sliding doors on the market have an 85mm mullion, making Cortizo’s minimalist design a clear standout for contemporary homes.

What sizes are available for Cortizo Sliding Doors?

Our Cortizo sliding doors are made to measure and can be custom-built to any size. Whether you need large-scale panoramic doors or smaller openings for a renovation project, we can tailor the system to meet your exact requirements. If our standard sizes don’t fit your project, simply contact our team for a bespoke quotation.

How do I measure for Cortizo Sliding Doors?

To measure accurately, take the full width and height of your structural opening, then subtract 10mm to allow for installation tolerances. For detailed guidance, download our measuring guide or speak to our expert team for professional advice before ordering.

What warranty do Cortizo Sliding Doors come with?

All Cortizo aluminium sliding door systems come with a 10-year manufacturer’s warranty, providing long-term peace of mind. This covers structural integrity and performance, ensuring your doors deliver lasting beauty, strength, and functionality for years to come.

Receive exclusive discounts subject to approval*

Discount automatically applied at checkout for customers who have a trade account. Please note your application is subject to approval and must be authorised before you receive your trade discounts. Conditions apply.